Steel ball grinding device

Abstract

The utility model discloses a steel ball grinding device. Comprising a first servo motor, the output end of the first servo motor is connected with a grinding roller, and a plurality of limiting grooves are formed in the grinding roller; a flow guide plate is arranged on the grinding roller, a plurality of conveying grooves are formed in the flow guide plate, a baffle groove is formed in the upper end of the flow guide plate, a limiting plate is installed in the baffle groove, a plurality of falling holes are formed in the front end of the limiting plate, and a pressing plate is installed on one side of the lower portion of the flow guide plate. A plurality of arc-shaped grooves are formed in the inner side of the pressing plate, a second servo motor and a rotating wheel are installed on one side of the flow guide plate, a first connecting rod and a second connecting rod are installed on the rotating wheel, and one end of the first connecting rod is connected to one side of the pressing plate through a first crank rod; and one end of the second connecting rod is connected to one side of the limiting plate through a second crank rod. Steel balls can be conveyed in a linkage mode conveniently, and the stability of the steel balls in the grinding process is kept.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of grinding device, especially, relate to a steel ball grinding device. BACKGROUND

[0002] Steel ball is divided into grinding steel ball, forged steel ball, cast steel ball according to production and processing technology. According to processing material, it is divided into bearing steel ball, stainless steel ball, carbon steel ball, copper bearing steel ball and alloy ball etc. Bearing steel ball is an important basic part of industry, and alloy steel ball is a kind of spherical iron alloy wear-resistant body generated by forging, spinning, rolling and casting etc. with carbon, chromium, manganese, molybdenum etc. as main added metal elements, and it is the most important component of the ball used in the present crushing industry mine and cement.

[0003] Grinding steel ball needs to be ground on the surface when preparing, and the smoothness of the surface of steel ball is maintained.

[0004] The existing patent number CN105881193A discloses a new type of steel ball grinding device and its grinding method. When the number of steel balls in the disc groove of the present disc body is small and the distribution is uneven, the support device is driven by a hydraulic cylinder or a servo motor, moves downward, forms support to the upper disc body, prevents the upper disc body from falling to the lower disc body. During the working process of the grinding device, the hydraulic cylinder or the servo motor can set the working parameters through the PLC control system, and dynamically adjusts the pressure between the upper disc body and the lower disc body according to the setting. Due to the existence of the support device, the distance between the upper disc and the lower disc can be maintained during the ball feeding and discharging process, and the "falling disc" phenomenon is prevented, and automatic ball feeding and discharging are realized.

[0005] However, the existing technology has some problems. The existing grinding device needs manual replacement of steel balls for continuous grinding of steel balls. During grinding, the steel balls are easy to separate, resulting in insufficient smoothness of grinding. Therefore, we propose a steel ball grinding device. INVENTION CONTENTS

[0006] In view of the problems existing in the prior art, the utility model aims at providing a steel ball grinding device, which realizes linkage control through the second servo motor, and limits the grinding of steel balls through the limiting groove and the arc-shaped groove, so as to realize the input and discharge of steel balls through linkage control, facilitate the discharge of well-grounded steel balls, input the ungrounded steel balls, and prevent the steel balls from separating during grinding, thereby improving the stability of grinding.

[0007] The utility model is realized in this way, a steel ball grinding device, including first servo motor, the output of first servo motor is connected with the polishing roller, a plurality of limiting grooves are set up on the polishing roller;

[0008] The guide plate is internally provided with a plurality of conveying grooves, and an upper end of the guide plate is provided with a baffle groove, and the baffle groove is internally movably installed with a limiting plate, and a front end of the limiting plate is provided with a plurality of falling holes, and a lower portion of one side of the guide plate is movably installed with a pressing plate, and an inner side of the pressing plate is provided with a plurality of arc-shaped grooves, and one side of the guide plate is installed with a second servo motor, and an output shaft of the second servo motor is keyed connected with a rotating wheel, and the rotating wheel is fixedly installed with a first connecting rod and a second connecting rod, and one end of the first connecting rod is connected with one side of the pressing plate through a first crank rod, and one end of the second connecting rod is connected with one side of the limiting plate through a second crank rod.

[0009] Specifically, the base plate is fixedly installed with two bearing seats, and the polishing roller is installed between the two bearing seats through a shaft rod, and one end of the shaft rod is fixedly connected with the output end of the first servo motor.

[0010] Specifically, the base plate is fixedly installed with a supporting frame on one end of the upper portion, and the first servo motor is fixedly installed on the supporting frame.

[0011] Specifically, the base plate is fixedly provided with a discharging plate on the front end, and the discharging plate is provided with a plurality of rolling grooves.

[0012] Specifically, the pressing plate is fixedly provided with a fixed block on both side ends, and the fixed block is movably connected with both sides of the guide plate through a pin shaft.

[0013] Specifically, the guide plate is fixedly installed with a storage hopper on the upper end, and the guide plate is fixedly provided with a mounting plate on one side, and the second servo motor is fixedly installed on the mounting plate.

[0014] Specifically, one end of the first connecting rod is movably connected with one end of the first crank rod through a pin shaft, the other end of the first crank rod is movably connected with one side of the pressing plate through a pin shaft, one end of the second connecting rod is movably connected with one end of the second crank rod through a pin shaft, and the other end of the second crank rod is movably connected with one side of the limiting plate through a pin shaft.

[0015] Specifically, the conveying grooves, the limiting grooves, the falling holes, the arc-shaped grooves and the rolling grooves are correspondingly arranged and have the same diameter, and one end of the discharging plate is correspondingly and in contact with the limiting grooves of the polishing roller.

[0016] Compared with the prior art, the utility model has the advantages of:

[0017] The utility model discloses when using, through the second servo motor realizes to the limiting plate and the pressure holding plate position adjustment, when the second servo motor starts, the rotation drives first connecting rod and second connecting rod to rotate, and then makes first connecting rod drive first crank rod can pull pressure holding plate, makes pressure holding plate can lift, convenient for the steel ball after grinding is discharged;

[0018] And second connecting rod drives second crank rod to move outward, convenient for the steel ball in the storage hopper is fallen to the limiting slot of polishing roller, when the second servo motor rotates, through the limiting plate closes the conveying of steel ball, and pressure holding plate holds down the limit of steel ball, makes the polishing roller can drive steel ball, convenient for the rotation polishing treatment of steel ball in the limiting slot;

[0019] Through the corresponding setting of conveying groove, limiting slot, drop hole, arc slot and rolling groove, and same diameter, convenient for the stable rotation grinding of steel ball, can limit steel ball, prevent steel ball from separating when grinding.

[0020] Other features and advantages of the utility model will become clear through the following detailed description of exemplary embodiments of the utility model with reference to the accompanying drawings. BRIEF DESCRIPTION OF DRAWINGS

[0021] Fig. 1 It is the right side structure schematic drawing provided by the utility model shows;

[0022] Fig. 2 It is the left side structure schematic drawing provided by the utility model shows;

[0023] Fig. 3 It is the connection schematic drawing of first servo motor and polishing roller provided by the utility model shows;

[0024] Fig. 4 It is the partial structure explosion schematic drawing provided by the utility model shows.

[0025] In the drawing: 1, first servo motor;2, polishing roller;3, limiting slot;4, discharge plate;5, rolling groove;6, deflector;7, conveying groove;8, baffle groove;9, limiting plate;10, drop hole;11, pressure holding plate;12, arc slot;13, fixed block;14, pin shaft;15, second servo motor;16, rotating wheel;17, first connecting rod;18, first crank rod;19, second connecting rod;20, second crank rod;21, mounting plate;22, storage hopper;23, base plate;24, bearing seat;25, support frame;26, shaft rod. DETAILED DESCRIPTION

[0026] In order to further understand the utility model content, characteristics and efficacy of the utility model, the following examples are cited, and cooperate with the drawings and are explained in detail as follows.

[0027] As Figs. 1 to 4 shown in the utility model embodiment provides a kind of steel ball grinding device, including first servo motor 1, the output end of first servo motor 1 is connected with polishing roller 2, is equipped with several limit slots 3 on polishing roller 2;

[0028] Polishing roller 2 is equipped with deflector 6, several conveying grooves 7 are equipped in the inside of deflector 6, baffle groove 8 is equipped in the upper end of deflector 6, movable mounting limiting plate 9 is equipped in the inside of baffle groove 8, the front end of limiting plate 9 is equipped with several drop holes 10, the lower part side of deflector 6 is movably installed with pressure holding plate 11, several arc grooves 12 are equipped in the inside of pressure holding plate 11, one side of deflector 6 is installed with second servo motor 15, key connection has runner 16 on the output shaft of second servo motor 15, first connecting rod 17 and second connecting rod 19 are fixedly installed on runner 16, one end of first connecting rod 17 is connected on one side of pressure holding plate 11 by first crank rod 18, one end of second connecting rod 19 is connected on one side of limiting plate 9 by second crank rod 20.

[0029] In the embodiment, preferably, further comprising a base plate 23, the two bearing seats 24 are fixedly installed on the base plate 23, the polishing roller 2 is installed between the two bearing seats 24 through the shaft 26, one end of the shaft 26 is fixedly connected with the output end of the first servo motor 1.

[0030] It should be noted that the device is installed and fixed by the base plate 23, the stability of the device is maintained, and the polishing roller 2 is installed and connected by the bearing seat 24 and the shaft 26, and the first servo motor 1 is set to drive the polishing roller 2 to rotate, so that the steel ball is ground.

[0031] In the embodiment, preferably, the support frame 25 is fixedly installed on the upper end of one end of the base plate 23, and the first servo motor 1 is fixedly installed on the support frame 25.

[0032] It should be noted that the first servo motor 1 is fixedly installed by the setting of the support frame 25, and the stability of the first servo motor 1 during operation is improved.

[0033] In the embodiment, preferably, the discharge plate 4 is fixedly provided on the front end of the base plate 23, and the several rolling grooves 5 are provided on the discharge plate 4.

[0034] It should be noted that the steel ball after grinding is discharged by the setting of the discharge plate 4, and the steel ball is output correspondingly by the setting of the rolling groove 5, so that the steel ball is prevented from scattering everywhere when falling.

[0035] In the embodiment, preferably, the fixed blocks 13 are fixedly provided on the two side ends of the pressure holding plate 11, and the fixed blocks 13 are movably connected to the two sides of the deflector 6 through the pin shafts 14.

[0036] It should be noted that in order to realize the movable installation of the pressing plate 11, the pressing plate 11 is movably installed on the guide plate 6 through the fixing block 13 and the pin shaft 14, so that the pressing plate 11 is conveniently attached to the polishing roller 2.

[0037] In this embodiment, preferably, the upper end of the guide plate 6 is fixedly installed with a storage hopper 22, one side of the guide plate 6 is fixedly provided with a mounting plate 21, and the second servo motor 15 is fixedly installed on the mounting plate 21.

[0038] It should be noted that the storage hopper 22 is configured to store steel balls, which can store a large number of steel balls and facilitate continuous grinding processing, and the mounting plate 21 is configured to support the second servo motor 15, which can maintain stable operation of the second servo motor 15.

[0039] In this embodiment, preferably, one end of the first connecting rod 17 is movably connected to one end of the first crank rod 18 through the pin shaft 14, the other end of the first crank rod 18 is movably connected to one side of the pressing plate 11 through the pin shaft 14, one end of the second connecting rod 19 is movably connected to one end of the second crank rod 20 through the pin shaft 14, and the other end of the second crank rod 20 is movably connected to one side of the limiting plate 9 through the pin shaft 14.

[0040] It should be noted that the first connecting rod 17 and the first crank rod 18 are connected through the pin shaft 14, and the second connecting rod 19 and the second crank rod 20 are connected through the pin shaft 14, which facilitates the adjustment of the pressing plate 11 and the limiting plate 9 during rotation.

[0041] In this embodiment, preferably, the conveying groove 7, the limiting groove 3, the falling hole 10, the arc-shaped groove 12, and the rolling groove 5 are correspondingly arranged and have the same diameter, and one end of the discharging plate 4 is correspondingly arranged in contact with the limiting groove 3 of the polishing roller 2.

[0042] It should be noted that the conveying groove 7, the limiting groove 3, the falling hole 10, the arc-shaped groove 12, and the rolling groove 5 are configured to facilitate the rolling of the steel balls and prevent the steel balls from falling off, thereby improving the grinding effect of the steel balls.

[0043] The specific operation steps of the present application are as follows:

[0044] In use, the steel balls are placed in the storage hopper 22, and then the first servo motor 1 is started to drive the polishing roller 2 to rotate through the shaft 26, and the rotating polishing roller 2 grinds the surface of the steel balls to make the surface of the steel balls smooth.

[0045] Then the second servo motor 15 is started, the second servo motor 15 drives the rotating wheel 16 to rotate when running, and the first connecting rod 17 and the second connecting rod 19 arranged on the rotating wheel 16 are arranged at a ninety-degree angle, the first connecting rod 17 drives the first crank rod 18 to rotate when rotating, so that the bottom end of the pressing plate 11 can be lifted to facilitate the discharge of the ground steel ball, and the ground steel ball flows in the rolling groove 5 on the discharge plate 4, realizing the discharge of the steel ball;

[0046] And the second connecting rod 19 drives the second crank rod 20 to push the limiting plate 9 outward, so that the limiting plate 9 can move in the baffle groove 8, so that the steel balls stored in the storage hopper 22 can flow from the falling hole 10 to the limiting groove 3 on the polishing roller 2 through the conveying groove 7 in the flow guide plate 6, and when the steel balls fall, the second servo motor 15 quickly reverses to rotate, so that the limiting plate 9 blocks the conveying groove 7 in the flow guide plate 6, preventing the steel balls from falling, and the pressing plate 11 is attached to the polishing roller 2, realizing the pressing of the steel balls, so that the steel balls can rotate and grind in the limiting groove 3 and the arc-shaped groove 12, realizing the grinding and smoothing of the surface of the steel balls.

[0047] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and its equivalents.

Claims

1. A steel ball grinding device comprising a first servo motor (1), characterized in that: The output end of the first servo motor (1) is connected with a polishing roller (2), and a plurality of limiting grooves (3) are formed in the polishing roller (2). A guide plate (6) is arranged on the polishing roller (2), a plurality of conveying grooves (7) are formed in the guide plate (6), a baffle groove (8) is formed in the upper end of the guide plate (6), a limiting plate (9) is movably arranged in the baffle groove (8), a plurality of falling holes (10) are arranged on the front end of the limiting plate (9), a pressing plate (11) is movably arranged on the lower side of the guide plate (6), a plurality of arc-shaped grooves (12) are formed in the inner side of the pressing plate (11), a second servo motor (15) is arranged on one side of the guide plate (6), a rotating wheel (16) is connected with the output shaft of the second servo motor (15) through a key, a first connecting rod (17) and a second connecting rod (19) are fixedly arranged on the rotating wheel (16), one end of the first connecting rod (17) is connected with one side of the pressing plate (11) through a first crank rod (18), and one end of the second connecting rod (19) is connected with one side of the limiting plate (9) through a second crank rod (20).

2. A steel ball lapping device as claimed in claim 1, wherein: A base plate (23) is further arranged, two bearing seats (24) are fixedly arranged on the base plate (23), and the polishing roller (2) is arranged between the two bearing seats (24) through a shaft rod (26), and one end of the shaft rod (26) is fixedly connected with the output end of the first servo motor (1).

3. A steel ball lapping device as claimed in claim 2, wherein: A supporting frame (25) is fixedly arranged on one end of the upper portion of the base plate (23), and the first servo motor (1) is fixedly arranged on the supporting frame (25).

4. A steel ball lapping device as claimed in claim 3, wherein: A discharging plate (4) is fixedly arranged on the front end of the base plate (23), and a plurality of rolling grooves (5) are formed in the discharging plate (4).

5. A steel ball lapping device as claimed in claim 1, wherein: Fixed blocks (13) are fixedly arranged on the two side ends of the pressing plate (11), and the fixed blocks (13) are movably connected with the two sides of the guide plate (6) through pin shafts (14).

6. A steel ball lapping device as claimed in claim 1, wherein: A storage hopper (22) is fixedly arranged on the upper end of the guide plate (6), and a mounting plate (21) is fixedly arranged on one side of the guide plate (6), and the second servo motor (15) is fixedly arranged on the mounting plate (21).

7. A steel ball lapping device as claimed in claim 1, wherein: One end of the first connecting rod (17) is movably connected with one end of the first crank rod (18) through a pin shaft (14), the other end of the first crank rod (18) is movably connected with one side of the pressing plate (11) through a pin shaft (14), one end of the second connecting rod (19) is movably connected with one end of the second crank rod (20) through a pin shaft (14), and the other end of the second crank rod (20) is movably connected with one side of the limiting plate (9) through a pin shaft (14).

8. A steel ball lapping device as claimed in claim 4, wherein: The conveying grooves (7), the limiting grooves (3), the falling holes (10), the arc-shaped grooves (12) and the rolling grooves (5) are correspondingly arranged and have the same diameter, and one end of the discharging plate (4) is correspondingly arranged in contact with the limiting grooves (3) of the polishing roller (2).

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